@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix geo: <http://www.w3.org/2003/01/geo/wgs84_pos#> .
@prefix geonames: <http://www.geonames.org/ontology#> .
@prefix hist: <http://www.pipian.com/rdf/x-history/ontology#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix wikipedia: <http://www.systemone.at/2006/03/wikipedia> .

#skos:prefLabel a rdfs:Property ;
#    rdfs:subPropertyOf rdfs:label .

hist: a owl:Ontology ;
    rdfs:label "Experimental history ontology"@en .

hist:wikipediaArticle a owl:ObjectProperty ;
    rdfs:label "Wikipedia article"@en ;
    rdfs:comment "Links a skos:Concept to a Wikipedia article on the topic."@en ;
    rdfs:domain skos:Concept ;
    rdfs:range hist:WikipediaArticle ;
    rdfs:subPropertyOf geonames:wikipediaArticle ;
    rdfs:subPropertyOf skos:subjectIndicator .

hist:WikipediaArticle a owl:Class ;
    rdfs:label "Wikipedia Article"@en ;
    rdfs:subClassOf foaf:Document ;
    owl:sameAs wikipedia:Article ;
    owl:sameAs geonames:WikipediaArticle .

hist:belongToLocation a owl:ObjectProperty ;
    rdfs:label "belong to"@en ;
    rdfs:comment "Links a thing to a location it belongs to, such as :US_President hist:belongToLocation :United_States"@en ;
    rdfs:domain owl:Thing ;
    rdfs:range hist:Location .

hist:Location a owl:Class ;
    rdfs:label "Location"@en ;
    rdfs:comment "A SpatialThing generally considered immobile (e.g. a city, an ocean, a country, but not a person)"@en ;
    rdfs:subClassOf geo:SpatialThing .

hist:location a owl:ObjectProperty ;
    rdfs:label "location"@en ;
    rdfs:comment "Denotes a location of an event"@en ;
    rdfs:domain geo:SpatialThing ;
    rdfs:range hist:Location .